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Cryo-EM structure of Somatostatin receptor 3 (SSTR3) with Gi1 complex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7WJ5
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 10.666 f_angle_d 0.509 f_chiral_restr 0.041 f_plane_restr 0.004 f_bond_d 0.003
Sample Cryo-EM structure of Human Somatostatin 3 receptor-Gialpha1 complex
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 1619188 Reported Resolution (Å) 2.79 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (7WJ5, 7WJ5, 7WJ5, 7WJ5) Refinement Space REAL Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 67.7
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 700 Maximum Defocus (nm) 1900 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 105000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC v3.3.2 MODEL FITTING Coot 0.9.5 INITIAL EULER ASSIGNMENT cryoSPARC 3.3.2 FINAL EULER ASSIGNMENT cryoSPARC 3.3.2 RECONSTRUCTION cryoSPARC MODEL REFINEMENT PHENIX 1.19.2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE 11354254